\documentclass[landscape]{article}
\setlength{\pdfpagewidth}{11in} \setlength{\pdfpageheight}{8.5in}
\begin{document}
\begin{tabular}{lccccccc}
\multicolumn{8}{c}{Effect} \\
\multicolumn{8}{c}{)} \\ \hline
 & (1) & (2) & (3) & (4) & (5) & (6) & (7) \\
VARIABLES & changepop13001600 & changepop13001600 & changepop13001600 & changepop13001600 & changepop13001600 & changepop13001600 & changepop13001600 \\ \hline
 &  &  &  &  &  &  &  \\
mortality & 0.36 & 0.20 & 0.23 & 0.58 & 0.02 & 0.48 & 0.38 \\
 & [0.80] & [1.37] & [0.99] & [1.32] & [1.24] & [0.87] & [0.91] \\
 &  &  &  &  &  &  &  \\
North &  & -14.54 & -22.50 & 14.29 & -37.60 & 31.22 & 29.72 \\
 &  & [63.73] & [54.03] & [63.61] & [60.30] & [73.88] & [54.16] \\
mort\_North &  & 0.24 & 1.01 & 0.49 & 1.14 & 0.43 & -0.33 \\
 &  & [1.55] & [1.60] & [1.68] & [1.52] & [2.04] & [1.44] \\
 &  &  &  &  &  &  &  \\
Observations & 164 & 164 & 164 & 164 & 164 & 164 & 164 \\
R-squared & 0.00 & 0.00 & 0.01 & 0.02 & 0.01 & 0.02 & 0.01 \\
 north &  & N\_all & N\_nofr & emp\_mar\_abovmean & emp\_mar\_abovmed & emp\_cel\_abovmean & emp\_cel\_abovmed \\ \hline
\multicolumn{8}{c}{ Robust standard errors clustered at the district level in parentheses} \\
\multicolumn{8}{c}{ * significant at 10\%; ** significant at 5\%; *** significant at 1\%} \\
\end{tabular}
\end{document}
